CN216108573U

CN216108573U - Additional strengthening for water conservancy construction cofferdam

Info

Publication number: CN216108573U
Application number: CN202122636188.7U
Authority: CN
Inventors: 杨超
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-22
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a reinforcing structure for a water conservancy construction cofferdam, which comprises a first fixing support frame and a second fixing support frame, wherein the first fixing support frame is composed of a first support rod, a second support rod and a third support rod, the second fixing support frame is composed of a first fixing block, a second fixing block and a fixing support column, two second fixing support frames are arranged on the first support rod, a first through hole for fixedly connecting the fixing support column is arranged above the first support rod, two screw holes are vertically arranged at the upper side and the lower side of the same straight line with the circle center of the first through hole, baffle plates at the left side and the right side of the first support rod are provided with second through holes, the first support rod and the second support rod are fixedly connected on the same straight line, the first support rod and the bottom of the third support rod are fixedly connected in the vertical direction, and the reinforcing structure is simple and convenient to install, can play the reinforcement to the cofferdam and fix, prevent that the cofferdam from being dispersed by rivers beneficial effect.

Description

Additional strengthening for water conservancy construction cofferdam

Technical Field

The utility model belongs to the related technical field of water conservancy projects, and particularly relates to a reinforcing structure for a water conservancy construction cofferdam.

Background

The cofferdam comprises an earth-rock cofferdam and a concrete cofferdam, plays a role in flow closure, is commonly used in hydraulic engineering construction, is formed by earth-rock construction, can utilize waste residues formed by engineering construction, is rapidly constructed through engineering machinery, is mostly used for a transverse cofferdam, and is also the most widely applied cofferdam form in China. The concrete cofferdam is commonly used in the hydraulic engineering constructed by rock foundation soil, and is characterized by high water retaining, small bottom width, strong shock resistance and high manufacturing cost, so that the combined cofferdam formed by combining the concrete and the rock cofferdam appears.

The prior art has the following problems: in the existing cofferdams, most of the existing cofferdams adopt earth-rock cofferdams, the intensity of the earth-rock cofferdams is not very high, and the earth-rock cofferdams are easily dispersed when the water pressure is too high, so that the construction of downstream hydraulic engineering is influenced.

In view of this, we provide a reinforced structure for water conservancy construction cofferdam.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water conservancy construction cofferdam reinforcing structure to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a water conservancy construction additional strengthening for cofferdam, includes first fixed bolster, second fixed bolster, first fixed bolster comprises first bracing piece, second bracing piece, third bracing piece, second fixed bolster comprises first fixed block, second fixed block, fixed stay post, set up two second fixed bolsters on the first bracing piece, first bracing piece top is provided with the first through-hole that is used for fixed connection fixed stay post, first through-hole sets up two silk holes five perpendicularly in the upper and lower both sides with the same straight line in the centre of a circle, the baffle of the left and right sides of first bracing piece is provided with the second through-hole, first bracing piece and second bracing piece are fixed connection on same straight line, first bracing piece and third bracing piece bottom vertical direction fixed connection.

Furthermore, the middle of the first fixing block is provided with a screw hole four, the second fixing block is convex, the upper side and the lower side of the second fixing block are respectively provided with a screw hole one, the middle of the second fixing block is provided with a screw hole two, and the front end of the fixing support column is provided with a screw hole three.

Furthermore, the first fixing block penetrates through the second through hole and is fixedly connected with the first supporting rod.

Furthermore, a second fixed block is arranged above the first fixed block, and the second fixed block is fixedly connected with the first supporting rod through a first fixed screw rod.

Furthermore, the fixed support column is fixedly connected with the first fixed block through a second fixed screw rod.

Furthermore, the rear ends of the fixed support columns are fixed inside the water retaining dam, and the second support rods are fixed inside a mud layer at the bottom of the river channel.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is provided with a first fixed support frame and a second fixed support frame, wherein the first fixed support frame is composed of a first support rod, a second support rod and a third support rod, the second fixed support frame is composed of a first fixed block, a second fixed block and a fixed support column, two second fixed support frames are arranged on the first support rod, a first through hole for fixedly connecting the fixed support column is arranged above the first support rod, two screw holes are vertically arranged at the upper side and the lower side of the first through hole which are in the same straight line with the circle center, baffle plates at the left side and the right side of the first support rod are provided with second through holes, the first support rod and the second support rod are fixedly connected on the same straight line, the first support rod and the bottom of the third support rod are fixedly connected in the vertical direction, the fixed support column is fixedly connected with the first fixed block and the second fixed block through a second fixed screw rod, the rear end of the fixed support column is fixed in the water retaining dam, inside the second bracing piece was fixed in the dirt bed of river course bottom, reached additional strengthening simple to operate and convenient, and played the enhancement to the cofferdam and fixed, prevented by the beneficial effect that rivers washed away, solved current cofferdam, most adopt the earth-rock cofferdam, the intensity in earth-rock cofferdam is not very high, is washed away easily when water pressure is too big, causes the problem of influence to the hydraulic engineering construction of low reaches.

Drawings

FIG. 1 is a schematic view of a first fixing support frame according to the present invention;

FIG. 2 is a schematic structural view of a second fixing support frame according to the present invention;

FIG. 3 is a schematic view of a first support rod according to the present invention;

FIG. 4 is a schematic view of the mounting structure of the present invention;

in the figure: 1. a first fixed support frame; 10. a first support bar; 11. a second support bar; 12. a third support bar; 13. a first through hole; 14. a fifth thread hole; 15. a second through hole; 2. a second fixed support frame; 20. a first fixed block; 21. a second fixed block; 22. fixing the support columns; 23. fixing a first screw rod; 24. fixing a screw rod II; 25. a first screw hole; 26. a second thread hole; 27. a third thread hole; 28. a fourth thread hole; 30. a layer of clay; 31. a water retaining dam.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate positional or positional relationships based on the positional or positional relationships illustrated in the drawings, and are used for convenience of description and simplification of the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a water conservancy construction additional strengthening for cofferdam, including first fixed bolster 1, second fixed bolster 2, first fixed bolster 1 comprises first bracing piece 10, second bracing piece 11, third bracing piece 12, second fixed bolster 2 comprises first fixed block 20, second fixed block 21, fixed stay post 22, set up two second fixed bolsters 2 on the first bracing piece 10, first bracing piece 10 top is provided with the first through-hole 13 that is used for fixed connection fixed stay post 22, first through-hole 13 sets up two screw hole five 14 perpendicularly in the upper and lower both sides with the same sharp of centre of a circle, the baffle of the left and right sides of first bracing piece 10 is provided with second through-hole 15, first bracing piece 10 and second bracing piece 11 are fixed connection on same straight line, first bracing piece 10 and third bracing piece 12 bottom vertical direction fixed connection.

Preferably, the middle of the first fixing block 20 is provided with a fourth screw hole 28, the second fixing block 21 is convex, the upper and lower sides of the second fixing block are respectively provided with a first screw hole 25, the middle of the second fixing block 21 is provided with a second screw hole 26, and the front end of the fixing support column 22 is provided with a third screw hole 27.

Preferably, the first fixing block 20 is fixedly connected to the first support rod 10 through the second through hole 15.

Preferably, a second fixing block 21 is disposed above the first fixing block 20, and the second fixing block 21 is fixedly connected to the first support rod 10 through a first fixing screw 23.

It should be noted that the first fastening screw 23 passes through the first screw hole 25 of the second fastening block 21 and the fifth screw hole 14 of the first supporting rod 10 to fixedly connect the first fastening block 20 and the first supporting rod 10.

Preferably, the fixed support column 22 is fixedly connected with the first fixed block 20 through a second fixed screw 24.

It should be noted that the fixed support column 22 passes through the first through hole 13, the second fixed screw 24 passes through the second screw hole 26 formed in the second fixed block 21 and the fourth screw hole 28 formed in the middle of the first fixed block 20, and the second fixed screw 24 is rotated clockwise to connect the fixed support column 22 with the first fixed block 20.

Preferably, the rear ends of the fixed supporting columns 22 are fixed inside the retaining dam 31, and the second supporting rods 11 are fixed inside the soil layer 30 at the bottom of the river.

Before constructing the cofferdam, the second support rod 11 is fixed inside the soil layer 30 at the bottom of the river channel until the third support rod 12 is close to the bottom of the river channel, the device is arranged in sequence, broken stone waste residues are poured in, the rear ends of the fixed support columns 22 are buried inside the broken stone waste residues, and then the surface soil layer is tamped to form the cofferdam.

The working principle and the using process of the utility model are as follows: after the installation of the utility model, firstly, a first fixed block 20 passes through a second through hole 15 above a first supporting rod 10, secondly, a fixed supporting column 22 passes through a first through hole 13 to be attached to the first fixed block 20, secondly, a second fixed block 21 is placed above the first fixed block 20, a second screw hole 26, a third screw hole 27 and a fourth screw hole 28 are adjusted to be in the same straight line, a second fixed screw 24 sequentially passes through the second screw hole 26, the third screw hole 27 and the fourth screw hole 28, the second fixed block 21, the first fixed block 20, the first supporting rod 10 and the fixed supporting column 22 are tightly connected by clockwise rotating the second fixed screw 24, thirdly, the first fixed screw 23 passes through the first screw hole 25 and the fifth screw hole 14, the first fixed screw 23 is clockwise rotated, the second fixed block 21 and the first supporting rod 10 are tightly connected, and similarly, a second fixed supporting frame 2 below the first supporting rod 10 is installed, next, put into aquatic with this structure, insert the second bracing piece 11 in the soil layer 30 of river course bottom, until third bracing piece 12 and soil layer 30 surface laminating, install this structure of a plurality of in proper order, next pour the rubble waste residue into aquatic, bury fixed stay post 22 rear end inside the rubble waste residue, tamp cofferdam surface soil layer, this structure can play the effect of strengthening to the cofferdam.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water conservancy construction additional strengthening for cofferdam, includes first fixed stay frame (1), second fixed stay frame (2), its characterized in that: the first fixed support frame (1) is composed of a first support rod (10), a second support rod (11) and a third support rod (12), the second fixed support frame (2) is composed of a first fixed block (20), a second fixed block (21) and a fixed support column (22), two second fixed supporting frames (2) are arranged on the first supporting rod (10), a first through hole (13) for fixedly connecting and fixing the supporting column (22) is arranged above the first supporting rod (10), two screw holes five (14) are vertically arranged on the upper side and the lower side of the first through hole (13) on the same straight line with the circle center, the baffles at the left and right sides of the first supporting rod (10) are provided with second through holes (15), the first supporting rod (10) and the second supporting rod (11) are fixedly connected on the same straight line, the first supporting rod (10) is fixedly connected with the bottom of the third supporting rod (12) in the vertical direction.

2. The water conservancy construction is additional strengthening for cofferdam of claim 1, characterized in that: the middle of the first fixing block (20) is provided with a screw hole four (28), the second fixing block (21) is in a convex shape, the upper side and the lower side of the second fixing block are respectively provided with a screw hole one (25), the middle of the second fixing block (21) is provided with a screw hole two (26), and the front end of the fixed supporting column (22) is provided with a screw hole three (27).

3. The water conservancy construction is additional strengthening for cofferdam of claim 1, characterized in that: the first fixing block (20) penetrates through the second through hole (15) to be fixedly connected with the first supporting rod (10).

4. The water conservancy construction is additional strengthening for cofferdam of claim 1, characterized in that: a second fixed block (21) is arranged above the first fixed block (20), and the second fixed block (21) is fixedly connected with the first supporting rod (10) through a first fixing screw rod (23).

5. The water conservancy construction is additional strengthening for cofferdam of claim 1, characterized in that: the fixed support column (22) is fixedly connected with the first fixed block (20) through a second fixed screw rod (24).

6. The water conservancy construction is additional strengthening for cofferdam of claim 1, characterized in that: the rear ends of the fixed supporting columns (22) are fixed inside the water retaining dam (31), and the second supporting rods (11) are fixed inside a mud layer (30) at the bottom of the river channel.